Oversized caliper.
https://s3-us-west-1.amazonaws.com/h...a_fullsize.jpg
Previously:
https://www.homemadetools.net/forum/...343#post122020
https://www.homemadetools.net/forum/...684#post147799
https://www.homemadetools.net/forum/...526#post135969
Printable View
Proper banana for scale…
Interchangeable anvil micrometer for big stuff, I wonder if it was a full set 0-20"?
Those measurements would be affected a lot by temperature.